Tangent (Two Circles) (L, T, 2)

Create tangents from one existing arc or circle entity to another one with
this tool.

Procedure:

Click the first arc or circle entity to which you want to create the
tangent.

Click the second arc or circle entity to which you want to create the
tangent. Usually, four tangents are possible. When moving the mouse around,
you can see a preview of the tangent that will be created.